Nearly two weeks after 16-year-old Amy Yu vanished with 45-year-old Kevin Esterly, the pair was found Saturday in Mexico and the man was arrested, authorities say. (Allentown Police Department)

Nearly two weeks after a 16-year-old Pennsylvania girl vanished with a 45-year-old man, the pair was found Saturday in Mexico and the man was arrested, authorities say. Amy Yu was "unharmed and in good health."

Nearly two weeks after a 16-year-old Pennsylvania girl vanished with a 45-year-old man, the pair was found Saturday in Mexico and the man was arrested, authorities say. Amy Yu was "unharmed and in good health."